Conjugación del verbo inglés
MUST BUSY

Verbo regular: busy - busied - busied

Afirmación

Forma simple	Forma con V-ing
I must busy you must busy she must busy we must busy you must busy they must busy	I must be busying you must be busying she must be busying we must be busying you must be busying they must be busying
Perfecto	Perfecto con V-ing
I must have busied you must have busied she must have busied we must have busied you must have busied they must have busied	I must have been busying you must have been busying she must have been busying we must have been busying you must have been busying they must have been busying

Negación

Forma simple	Forma con V-ing
I mustn't busy you mustn't busy she mustn't busy we mustn't busy you mustn't busy they mustn't busy	I mustn't be busying you mustn't be busying she mustn't be busying we mustn't be busying you mustn't be busying they mustn't be busying
Perfecto	Perfecto con V-ing
I mustn't have busied you mustn't have busied she mustn't have busied we mustn't have busied you mustn't have busied they mustn't have busied	I mustn't have been busying you mustn't have been busying she mustn't have been busying we mustn't have been busying you mustn't have been busying they mustn't have been busying

Forma interrogativa

Forma simple	Forma con V-ing
must I busy? must you busy? must she busy? must we busy? must you busy? must they busy?	must I be busying? must you be busying? must she be busying? must we be busying? must you be busying? must they be busying?
Perfecto	Perfecto con V-ing
must I have busied? must you have busied? must she have busied? must we have busied? must you have busied? must they have busied?	must I have been busying? must you have been busying? must she have been busying? must we have been busying? must you have been busying? must they have been busying?

Forma interro-negativa

Forma simple	Forma con V-ing
mustn't I busy? mustn't you busy? mustn't she busy? mustn't we busy? mustn't you busy? mustn't they busy?	mustn't I be busying? mustn't you be busying? mustn't she be busying? mustn't we be busying? mustn't you be busying? mustn't they be busying?
Perfecto	Perfecto con V-ing
mustn't I have busied? mustn't you have busied? mustn't she have busied? mustn't we have busied? mustn't you have busied? mustn't they have busied?	mustn't I have been busying? mustn't you have been busying? mustn't she have been busying? mustn't we have been busying? mustn't you have been busying? mustn't they have been busying?